danielhumanmod commented on issue #1627:
URL: 
https://github.com/apache/datafusion-ballista/issues/1627#issuecomment-4361360418

   > @danielhumanmod current datafusion behaviour
   > 
   > ```
   > > explain format indent select 1;
   > +---------------+--------------------------------------+
   > | plan_type     | plan                                 |
   > +---------------+--------------------------------------+
   > | logical_plan  | Projection: Int64(1)                 |
   > |               |   EmptyRelation: rows=1              |
   > | physical_plan | ProjectionExec: expr=[1 as Int64(1)] |
   > |               |   PlaceholderRowExec                 |
   > |               |                                      |
   > +---------------+--------------------------------------+
   > 2 row(s) fetched.
   > Elapsed 0.003 seconds.
   > 
   > > explain select 1;
   > +---------------+-------------------------------+
   > | plan_type     | plan                          |
   > +---------------+-------------------------------+
   > | physical_plan | ┌───────────────────────────┐ |
   > |               | │       ProjectionExec      │ |
   > |               | │    --------------------   │ |
   > |               | │        Int64(1): 1        │ |
   > |               | └─────────────┬─────────────┘ |
   > |               | ┌─────────────┴─────────────┐ |
   > |               | │     PlaceholderRowExec    │ |
   > |               | └───────────────────────────┘ |
   > |               |                               |
   > +---------------+-------------------------------+
   > ```
   > 
   > https://datafusion.apache.org/user-guide/sql/explain.html
   
   thanks for the information, very helpful. Didn't catch this doc at the first 
place🙏


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